Sale Of Certain Company-Owned Stores (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 25, 2012 store	Mar. 27, 2011 store
Sale Of Certain Company-Owned Stores [Abstract]
Number of remaining Company-owned stores sold	6
Number of Company-owned stores sold		26
Pre-tax gain on sale of assets, net of goodwill reduction, charged to general and administrative expense		$ 1.1
Reduction of goodwill on closure		$ 0.4

Pre-tax gain on sale of related assets, net of goodwill reductions charged to general and administrative expense.

No definition available.

Name:	dpz_PreTaxGainOnSaleOfRelatedAssetsNetOfGoodwillReductionsChargedToGeneralAndAdministrativeExpense
Namespace Prefix:	dpz_
Data Type:	xbrli:monetaryItemType
Balance Type:	debit
Period Type:	duration